Blueair Blue Pure 311 Auto vs Levoit Core 400S
- Great for smaller rooms
- Quiet even with the fan on full speed
- Compact size
- Looks attractive
- Fits in nicely with furniture
- Great for allergies and asthma
- Quiet fan noise
- High pitched winey sound
- Works well in the beginning but not so much now
- App is handy and useful
Reviews by Topic
Our analysis shows how reviewers feel about different topics. Please note these are not full reviews.
Air Quality
Allergens
Allergy Relief
Pollutant Reduction
Effectiveness
Ease Of Use
Filter Replacement
Noise Level
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